Finding the Fourth Proportional to 99,233.34, 136,848.18 and 65,181.75

Step by Step Solution

1. Step 1: Write the proportion equation
   99,233.34 : 136,848.18 = 65,181.75 : x
2. Step 2: Convert to fraction form
   99,233.34/136,848.18 = 65,181.75/x
3. Step 3: Cross multiply
   99,233.34x = 136,848.18 × 65,181.75
4. Step 4: Simplify right side
   99,233.34x = 8,920,003,856.72
5. Step 5: Solve for x
   x = 8,920,003,856.72/99,233.34
6. Step 6: Final answer
   x = 89,889.18