Finding the Fourth Proportional to 93,500.69, 140,263.16 and 42,887.50

Step by Step Solution

1. Step 1: Write the proportion equation
   93,500.69 : 140,263.16 = 42,887.50 : x
2. Step 2: Convert to fraction form
   93,500.69/140,263.16 = 42,887.50/x
3. Step 3: Cross multiply
   93,500.69x = 140,263.16 × 42,887.50
4. Step 4: Simplify right side
   93,500.69x = 6,015,536,498.38
5. Step 5: Solve for x
   x = 6,015,536,498.38/93,500.69
6. Step 6: Final answer
   x = 64,336.82