Finding the Fourth Proportional to 72,427.50, 108,659.00 and 58,513.59

Step by Step Solution

1. Step 1: Write the proportion equation
   72,427.50 : 108,659.00 = 58,513.59 : x
2. Step 2: Convert to fraction form
   72,427.50/108,659.00 = 58,513.59/x
3. Step 3: Cross multiply
   72,427.50x = 108,659.00 × 58,513.59
4. Step 4: Simplify right side
   72,427.50x = 6,358,028,322.09
5. Step 5: Solve for x
   x = 6,358,028,322.09/72,427.50
6. Step 6: Final answer
   x = 87,784.73