Finding the Fourth Proportional to 146,748.18, 220,155.89 and 53,253.93

Step by Step Solution

1. Step 1: Write the proportion equation
   146,748.18 : 220,155.89 = 53,253.93 : x
2. Step 2: Convert to fraction form
   146,748.18/220,155.89 = 53,253.93/x
3. Step 3: Cross multiply
   146,748.18x = 220,155.89 × 53,253.93
4. Step 4: Simplify right side
   146,748.18x = 11,724,166,088.88
5. Step 5: Solve for x
   x = 11,724,166,088.88/146,748.18
6. Step 6: Final answer
   x = 79,893.09