Finding the Fourth Proportional to 139,500.13, 209,277.14 and 59,536.93

Step by Step Solution

1. Step 1: Write the proportion equation
   139,500.13 : 209,277.14 = 59,536.93 : x
2. Step 2: Convert to fraction form
   139,500.13/209,277.14 = 59,536.93/x
3. Step 3: Cross multiply
   139,500.13x = 209,277.14 × 59,536.93
4. Step 4: Simplify right side
   139,500.13x = 12,459,718,434.78
5. Step 5: Solve for x
   x = 12,459,718,434.78/139,500.13
6. Step 6: Final answer
   x = 89,316.89