Finding the Fourth Proportional to 109,673.43, 151,263.35 and 71,445.04

Step by Step Solution

1. Step 1: Write the proportion equation
   109,673.43 : 151,263.35 = 71,445.04 : x
2. Step 2: Convert to fraction form
   109,673.43/151,263.35 = 71,445.04/x
3. Step 3: Cross multiply
   109,673.43x = 151,263.35 × 71,445.04
4. Step 4: Simplify right side
   109,673.43x = 10,807,015,623.82
5. Step 5: Solve for x
   x = 10,807,015,623.82/109,673.43
6. Step 6: Final answer
   x = 98,538.14