Finding the Fourth Proportional to 71,100.59, 98,105.18 and 42,808.10

Step by Step Solution

1. Step 1: Write the proportion equation
   71,100.59 : 98,105.18 = 42,808.10 : x
2. Step 2: Convert to fraction form
   71,100.59/98,105.18 = 42,808.10/x
3. Step 3: Cross multiply
   71,100.59x = 98,105.18 × 42,808.10
4. Step 4: Simplify right side
   71,100.59x = 4,199,695,651.39
5. Step 5: Solve for x
   x = 4,199,695,651.39/71,100.59
6. Step 6: Final answer
   x = 59,066.96