Finding the Fourth Proportional to 162,748.64, 243,925.83 and 69,057.56

Step by Step Solution

1. Step 1: Write the proportion equation
   162,748.64 : 243,925.83 = 69,057.56 : x
2. Step 2: Convert to fraction form
   162,748.64/243,925.83 = 69,057.56/x
3. Step 3: Cross multiply
   162,748.64x = 243,925.83 × 69,057.56
4. Step 4: Simplify right side
   162,748.64x = 16,844,923,250.59
5. Step 5: Solve for x
   x = 16,844,923,250.59/162,748.64
6. Step 6: Final answer
   x = 103,502.70