Finding the Fourth Proportional to 109,066.96, 150,513.80 and 61,317.52

Step by Step Solution

1. Step 1: Write the proportion equation
   109,066.96 : 150,513.80 = 61,317.52 : x
2. Step 2: Convert to fraction form
   109,066.96/150,513.80 = 61,317.52/x
3. Step 3: Cross multiply
   109,066.96x = 150,513.80 × 61,317.52
4. Step 4: Simplify right side
   109,066.96x = 9,229,132,941.78
5. Step 5: Solve for x
   x = 9,229,132,941.78/109,066.96
6. Step 6: Final answer
   x = 84,618.96