Finding the Fourth Proportional to 152,443.15, 228,662.62 and 47,262.11

Step by Step Solution

1. Step 1: Write the proportion equation
   152,443.15 : 228,662.62 = 47,262.11 : x
2. Step 2: Convert to fraction form
   152,443.15/228,662.62 = 47,262.11/x
3. Step 3: Cross multiply
   152,443.15x = 228,662.62 × 47,262.11
4. Step 4: Simplify right side
   152,443.15x = 10,807,076,637.86
5. Step 5: Solve for x
   x = 10,807,076,637.86/152,443.15
6. Step 6: Final answer
   x = 70,892.51