Finding the Fourth Proportional to 151,562,389.50, 227,342,068.61 and 47,931,612.48

Step by Step Solution

1. Step 1: Write the proportion equation
   151,562,389.50 : 227,342,068.61 = 47,931,612.48 : x
2. Step 2: Convert to fraction form
   151,562,389.50/227,342,068.61 = 47,931,612.48/x
3. Step 3: Cross multiply
   151,562,389.50x = 227,342,068.61 × 47,931,612.48
4. Step 4: Simplify right side
   151,562,389.50x = 10,896,871,932,776,432
5. Step 5: Solve for x
   x = 10,896,871,932,776,432/151,562,389.50
6. Step 6: Final answer
   x = 71,896,939.40