Finding the Fourth Proportional to 162,145.86, 243,052.47 and 62,279.10

Step by Step Solution

1. Step 1: Write the proportion equation
   162,145.86 : 243,052.47 = 62,279.10 : x
2. Step 2: Convert to fraction form
   162,145.86/243,052.47 = 62,279.10/x
3. Step 3: Cross multiply
   162,145.86x = 243,052.47 × 62,279.10
4. Step 4: Simplify right side
   162,145.86x = 15,137,089,084.38
5. Step 5: Solve for x
   x = 15,137,089,084.38/162,145.86
6. Step 6: Final answer
   x = 93,354.77