Finding the Fourth Proportional to 292,796.91, 438,856.38 and 134,693.55

Step by Step Solution

1. Step 1: Write the proportion equation
   292,796.91 : 438,856.38 = 134,693.55 : x
2. Step 2: Convert to fraction form
   292,796.91/438,856.38 = 134,693.55/x
3. Step 3: Cross multiply
   292,796.91x = 438,856.38 × 134,693.55
4. Step 4: Simplify right side
   292,796.91x = 59,111,123,762.35
5. Step 5: Solve for x
   x = 59,111,123,762.35/292,796.91
6. Step 6: Final answer
   x = 201,884.38