Finding the Fourth Proportional to 14,902,830.72, 22,338,331.20 and 8,499,294.72

Step by Step Solution

1. Step 1: Write the proportion equation
   14,902,830.72 : 22,338,331.20 = 8,499,294.72 : x
2. Step 2: Convert to fraction form
   14,902,830.72/22,338,331.20 = 8,499,294.72/x
3. Step 3: Cross multiply
   14,902,830.72x = 22,338,331.20 × 8,499,294.72
4. Step 4: Simplify right side
   14,902,830.72x = 189,860,060,421,771.28
5. Step 5: Solve for x
   x = 189,860,060,421,771.28/14,902,830.72
6. Step 6: Final answer
   x = 12,739,865.60