Finding the Fourth Proportional to 68,974,533.86, 95,149,238.37 and 42,859,129.46

Step by Step Solution

1. Step 1: Write the proportion equation
   68,974,533.86 : 95,149,238.37 = 42,859,129.46 : x
2. Step 2: Convert to fraction form
   68,974,533.86/95,149,238.37 = 42,859,129.46/x
3. Step 3: Cross multiply
   68,974,533.86x = 95,149,238.37 × 42,859,129.46
4. Step 4: Simplify right side
   68,974,533.86x = 4,078,013,525,320,229.50
5. Step 5: Solve for x
   x = 4,078,013,525,320,229.50/68,974,533.86
6. Step 6: Final answer
   x = 59,123,466.26