Finding the Fourth Proportional to 99,880.31, 149,773.52 and 36,656.35

Step by Step Solution

1. Step 1: Write the proportion equation
   99,880.31 : 149,773.52 = 36,656.35 : x
2. Step 2: Convert to fraction form
   99,880.31/149,773.52 = 36,656.35/x
3. Step 3: Cross multiply
   99,880.31x = 149,773.52 × 36,656.35
4. Step 4: Simplify right side
   99,880.31x = 5,490,150,287.06
5. Step 5: Solve for x
   x = 5,490,150,287.06/99,880.31
6. Step 6: Final answer
   x = 54,967.29