Finding the Fourth Proportional to 146,061.87, 219,070.88 and 46,209.09

Step by Step Solution

1. Step 1: Write the proportion equation
   146,061.87 : 219,070.88 = 46,209.09 : x
2. Step 2: Convert to fraction form
   146,061.87/219,070.88 = 46,209.09/x
3. Step 3: Cross multiply
   146,061.87x = 219,070.88 × 46,209.09
4. Step 4: Simplify right side
   146,061.87x = 10,123,065,779.25
5. Step 5: Solve for x
   x = 10,123,065,779.25/146,061.87
6. Step 6: Final answer
   x = 69,306.70