Finding the Fourth Proportional to 71,793.18, 99,075.15 and 43,479.18

Step by Step Solution

1. Step 1: Write the proportion equation
   71,793.18 : 99,075.15 = 43,479.18 : x
2. Step 2: Convert to fraction form
   71,793.18/99,075.15 = 43,479.18/x
3. Step 3: Cross multiply
   71,793.18x = 99,075.15 × 43,479.18
4. Step 4: Simplify right side
   71,793.18x = 4,307,706,280.38
5. Step 5: Solve for x
   x = 4,307,706,280.38/71,793.18
6. Step 6: Final answer
   x = 60,001.61