Finding the Fourth Proportional to 99,293.17, 136,969.55 and 62,927.83

Step by Step Solution

1. Step 1: Write the proportion equation
   99,293.17 : 136,969.55 = 62,927.83 : x
2. Step 2: Convert to fraction form
   99,293.17/136,969.55 = 62,927.83/x
3. Step 3: Cross multiply
   99,293.17x = 136,969.55 × 62,927.83
4. Step 4: Simplify right side
   99,293.17x = 8,619,196,030.05
5. Step 5: Solve for x
   x = 8,619,196,030.05/99,293.17
6. Step 6: Final answer
   x = 86,805.53