Finding the Fourth Proportional to 14,429,517.99, 19,903,154.72 and 9,279,395.43

Step by Step Solution

1. Step 1: Write the proportion equation
   14,429,517.99 : 19,903,154.72 = 9,279,395.43 : x
2. Step 2: Convert to fraction form
   14,429,517.99/19,903,154.72 = 9,279,395.43/x
3. Step 3: Cross multiply
   14,429,517.99x = 19,903,154.72 × 9,279,395.43
4. Step 4: Simplify right side
   14,429,517.99x = 184,689,242,851,835.16
5. Step 5: Solve for x
   x = 184,689,242,851,835.16/14,429,517.99
6. Step 6: Final answer
   x = 12,799,404.88