Finding the Fourth Proportional to 65,023,091.52, 89,645,061.23 and 51,656,108.49

Step by Step Solution

1. Step 1: Write the proportion equation
   65,023,091.52 : 89,645,061.23 = 51,656,108.49 : x
2. Step 2: Convert to fraction form
   65,023,091.52/89,645,061.23 = 51,656,108.49/x
3. Step 3: Cross multiply
   65,023,091.52x = 89,645,061.23 × 51,656,108.49
4. Step 4: Simplify right side
   65,023,091.52x = 4,630,715,008,231,292
5. Step 5: Solve for x
   x = 4,630,715,008,231,292/65,023,091.52
6. Step 6: Final answer
   x = 71,216,469.41