Finding the Fourth Proportional to 68,597.86, 94,538.72 and 56,588.26

Step by Step Solution

1. Step 1: Write the proportion equation
   68,597.86 : 94,538.72 = 56,588.26 : x
2. Step 2: Convert to fraction form
   68,597.86/94,538.72 = 56,588.26/x
3. Step 3: Cross multiply
   68,597.86x = 94,538.72 × 56,588.26
4. Step 4: Simplify right side
   68,597.86x = 5,349,781,667.43
5. Step 5: Solve for x
   x = 5,349,781,667.43/68,597.86
6. Step 6: Final answer
   x = 77,987.59