Finding the Fourth Proportional to 99,068.74, 148,613.50 and 42,914.54

Step by Step Solution

1. Step 1: Write the proportion equation
   99,068.74 : 148,613.50 = 42,914.54 : x
2. Step 2: Convert to fraction form
   99,068.74/148,613.50 = 42,914.54/x
3. Step 3: Cross multiply
   99,068.74x = 148,613.50 × 42,914.54
4. Step 4: Simplify right side
   99,068.74x = 6,377,679,990.29
5. Step 5: Solve for x
   x = 6,377,679,990.29/99,068.74
6. Step 6: Final answer
   x = 64,376.31