Finding the Fourth Proportional to 8,875,978,811.73, 12,248,413,835.29 and 4,861,666,933.63

Step by Step Solution

1. Step 1: Write the proportion equation
   8,875,978,811.73 : 12,248,413,835.29 = 4,861,666,933.63 : x
2. Step 2: Convert to fraction form
   8,875,978,811.73/12,248,413,835.29 = 4,861,666,933.63/x
3. Step 3: Cross multiply
   8,875,978,811.73x = 12,248,413,835.29 × 4,861,666,933.63
4. Step 4: Simplify right side
   8,875,978,811.73x = 59,547,708,532,400,390,144
5. Step 5: Solve for x
   x = 59,547,708,532,400,390,144/8,875,978,811.73
6. Step 6: Final answer
   x = 6,708,861,050.20