Finding the Fourth Proportional to 162,777.32, 224,642.03 and 91,156.71

Step by Step Solution

1. Step 1: Write the proportion equation
   162,777.32 : 224,642.03 = 91,156.71 : x
2. Step 2: Convert to fraction form
   162,777.32/224,642.03 = 91,156.71/x
3. Step 3: Cross multiply
   162,777.32x = 224,642.03 × 91,156.71
4. Step 4: Simplify right side
   162,777.32x = 20,477,628,610.41
5. Step 5: Solve for x
   x = 20,477,628,610.41/162,777.32
6. Step 6: Final answer
   x = 125,801.49