Finding the Fourth Proportional to 62,692.59, 93,978.41 and 21,116.91

Step by Step Solution

1. Step 1: Write the proportion equation
   62,692.59 : 93,978.41 = 21,116.91 : x
2. Step 2: Convert to fraction form
   62,692.59/93,978.41 = 21,116.91/x
3. Step 3: Cross multiply
   62,692.59x = 93,978.41 × 21,116.91
4. Step 4: Simplify right side
   62,692.59x = 1,984,533,520.33
5. Step 5: Solve for x
   x = 1,984,533,520.33/62,692.59
6. Step 6: Final answer
   x = 31,654.99