Finding the Fourth Proportional to 146,308.78, 201,904.89 and 102,762.52

Step by Step Solution

1. Step 1: Write the proportion equation
   146,308.78 : 201,904.89 = 102,762.52 : x
2. Step 2: Convert to fraction form
   146,308.78/201,904.89 = 102,762.52/x
3. Step 3: Cross multiply
   146,308.78x = 201,904.89 × 102,762.52
4. Step 4: Simplify right side
   146,308.78x = 20,748,253,773.39
5. Step 5: Solve for x
   x = 20,748,253,773.39/146,308.78
6. Step 6: Final answer
   x = 141,811.41