Finding the Fourth Proportional to 117,000.96, 175,662.72 and 99,582.72

Step by Step Solution

1. Step 1: Write the proportion equation
   117,000.96 : 175,662.72 = 99,582.72 : x
2. Step 2: Convert to fraction form
   117,000.96/175,662.72 = 99,582.72/x
3. Step 3: Cross multiply
   117,000.96x = 175,662.72 × 99,582.72
4. Step 4: Simplify right side
   117,000.96x = 17,492,971,460.20
5. Step 5: Solve for x
   x = 17,492,971,460.20/117,000.96
6. Step 6: Final answer
   x = 149,511.35