Finding the Fourth Proportional to 78,052,197.73, 107,711,948.72 and 42,770,863.12

Step by Step Solution

1. Step 1: Write the proportion equation
   78,052,197.73 : 107,711,948.72 = 42,770,863.12 : x
2. Step 2: Convert to fraction form
   78,052,197.73/107,711,948.72 = 42,770,863.12/x
3. Step 3: Cross multiply
   78,052,197.73x = 107,711,948.72 × 42,770,863.12
4. Step 4: Simplify right side
   78,052,197.73x = 4,606,933,014,339,166
5. Step 5: Solve for x
   x = 4,606,933,014,339,166/78,052,197.73
6. Step 6: Final answer
   x = 59,023,744.99