Finding the Fourth Proportional to 162,368.73, 224,061.12 and 90,748.17

Step by Step Solution

1. Step 1: Write the proportion equation
   162,368.73 : 224,061.12 = 90,748.17 : x
2. Step 2: Convert to fraction form
   162,368.73/224,061.12 = 90,748.17/x
3. Step 3: Cross multiply
   162,368.73x = 224,061.12 × 90,748.17
4. Step 4: Simplify right side
   162,368.73x = 20,333,136,608.15
5. Step 5: Solve for x
   x = 20,333,136,608.15/162,368.73
6. Step 6: Final answer
   x = 125,228.16