Finding the Fourth Proportional to 22,740,071.90, 31,384,499.68 and 14,477,494.78

Step by Step Solution

1. Step 1: Write the proportion equation
   22,740,071.90 : 31,384,499.68 = 14,477,494.78 : x
2. Step 2: Convert to fraction form
   22,740,071.90/31,384,499.68 = 14,477,494.78/x
3. Step 3: Cross multiply
   22,740,071.90x = 31,384,499.68 × 14,477,494.78
4. Step 4: Simplify right side
   22,740,071.90x = 454,368,930,290,111.62
5. Step 5: Solve for x
   x = 454,368,930,290,111.62/22,740,071.90
6. Step 6: Final answer
   x = 19,980,980.37