Finding the Fourth Proportional to 85,300.47, 117,590.04 and 59,726.25

Step by Step Solution

1. Step 1: Write the proportion equation
   85,300.47 : 117,590.04 = 59,726.25 : x
2. Step 2: Convert to fraction form
   85,300.47/117,590.04 = 59,726.25/x
3. Step 3: Cross multiply
   85,300.47x = 117,590.04 × 59,726.25
4. Step 4: Simplify right side
   85,300.47x = 7,023,212,126.55
5. Step 5: Solve for x
   x = 7,023,212,126.55/85,300.47
6. Step 6: Final answer
   x = 82,334.98