Finding the Fourth Proportional to 146,123.10, 219,063.15 and 61,947.90

Step by Step Solution

1. Step 1: Write the proportion equation
   146,123.10 : 219,063.15 = 61,947.90 : x
2. Step 2: Convert to fraction form
   146,123.10/219,063.15 = 61,947.90/x
3. Step 3: Cross multiply
   146,123.10x = 219,063.15 × 61,947.90
4. Step 4: Simplify right side
   146,123.10x = 13,570,502,109.89
5. Step 5: Solve for x
   x = 13,570,502,109.89/146,123.10
6. Step 6: Final answer
   x = 92,870.34