Finding the Fourth Proportional to 65,103,186.10, 89,916,961.50 and 42,875,534.92

Step by Step Solution

1. Step 1: Write the proportion equation
   65,103,186.10 : 89,916,961.50 = 42,875,534.92 : x
2. Step 2: Convert to fraction form
   65,103,186.10/89,916,961.50 = 42,875,534.92/x
3. Step 3: Cross multiply
   65,103,186.10x = 89,916,961.50 × 42,875,534.92
4. Step 4: Simplify right side
   65,103,186.10x = 3,855,237,822,693,545.50
5. Step 5: Solve for x
   x = 3,855,237,822,693,545.50/65,103,186.10
6. Step 6: Final answer
   x = 59,217,344.86