Finding the Fourth Proportional to 151,905.42, 227,997 and 77,077.08

Step by Step Solution

1. Step 1: Write the proportion equation
   151,905.42 : 227,997 = 77,077.08 : x
2. Step 2: Convert to fraction form
   151,905.42/227,997 = 77,077.08/x
3. Step 3: Cross multiply
   151,905.42x = 227,997 × 77,077.08
4. Step 4: Simplify right side
   151,905.42x = 17,573,343,008.76
5. Step 5: Solve for x
   x = 17,573,343,008.76/151,905.42
6. Step 6: Final answer
   x = 115,686.08