Finding the Fourth Proportional to 162,602.70, 243,612.45 and 152,105.10

Step by Step Solution

1. Step 1: Write the proportion equation
   162,602.70 : 243,612.45 = 152,105.10 : x
2. Step 2: Convert to fraction form
   162,602.70/243,612.45 = 152,105.10/x
3. Step 3: Cross multiply
   162,602.70x = 243,612.45 × 152,105.10
4. Step 4: Simplify right side
   162,602.70x = 37,054,696,068.50
5. Step 5: Solve for x
   x = 37,054,696,068.50/162,602.70
6. Step 6: Final answer
   x = 227,884.88