Finding the Fourth Proportional to 152,408.32, 227,685.50 and 98,662.45

Step by Step Solution

1. Step 1: Write the proportion equation
   152,408.32 : 227,685.50 = 98,662.45 : x
2. Step 2: Convert to fraction form
   152,408.32/227,685.50 = 98,662.45/x
3. Step 3: Cross multiply
   152,408.32x = 227,685.50 × 98,662.45
4. Step 4: Simplify right side
   152,408.32x = 22,464,009,259.48
5. Step 5: Solve for x
   x = 22,464,009,259.48/152,408.32
6. Step 6: Final answer
   x = 147,393.59