Finding the Fourth Proportional to 64,503.11, 88,998.72 and 37,630.28

Step by Step Solution

1. Step 1: Write the proportion equation
   64,503.11 : 88,998.72 = 37,630.28 : x
2. Step 2: Convert to fraction form
   64,503.11/88,998.72 = 37,630.28/x
3. Step 3: Cross multiply
   64,503.11x = 88,998.72 × 37,630.28
4. Step 4: Simplify right side
   64,503.11x = 3,349,046,834.62
5. Step 5: Solve for x
   x = 3,349,046,834.62/64,503.11
6. Step 6: Final answer
   x = 51,920.70