Finding the Fourth Proportional to 58,916.85, 88,322.89 and 21,469.88

Step by Step Solution

1. Step 1: Write the proportion equation
   58,916.85 : 88,322.89 = 21,469.88 : x
2. Step 2: Convert to fraction form
   58,916.85/88,322.89 = 21,469.88/x
3. Step 3: Cross multiply
   58,916.85x = 88,322.89 × 21,469.88
4. Step 4: Simplify right side
   58,916.85x = 1,896,281,849.55
5. Step 5: Solve for x
   x = 1,896,281,849.55/58,916.85
6. Step 6: Final answer
   x = 32,185.73