Finding the Fourth Proportional to 64,047,061.95, 88,318,883.16 and 54,785,291.37

Step by Step Solution

1. Step 1: Write the proportion equation
   64,047,061.95 : 88,318,883.16 = 54,785,291.37 : x
2. Step 2: Convert to fraction form
   64,047,061.95/88,318,883.16 = 54,785,291.37/x
3. Step 3: Cross multiply
   64,047,061.95x = 88,318,883.16 × 54,785,291.37
4. Step 4: Simplify right side
   64,047,061.95x = 4,838,575,747,393,586
5. Step 5: Solve for x
   x = 4,838,575,747,393,586/64,047,061.95
6. Step 6: Final answer
   x = 75,547,192.96