Finding the Fourth Proportional to 185,789,104.80, 278,896,233.60 and 109,155,312.60

Step by Step Solution

1. Step 1: Write the proportion equation
   185,789,104.80 : 278,896,233.60 = 109,155,312.60 : x
2. Step 2: Convert to fraction form
   185,789,104.80/278,896,233.60 = 109,155,312.60/x
3. Step 3: Cross multiply
   185,789,104.80x = 278,896,233.60 × 109,155,312.60
4. Step 4: Simplify right side
   185,789,104.80x = 30,443,005,561,570,624
5. Step 5: Solve for x
   x = 30,443,005,561,570,624/185,789,104.80
6. Step 6: Final answer
   x = 163,857,862.36