Finding the Fourth Proportional to 14,434,139.39, 19,919,111.38 and 7,908,000.17

Step by Step Solution

1. Step 1: Write the proportion equation
   14,434,139.39 : 19,919,111.38 = 7,908,000.17 : x
2. Step 2: Convert to fraction form
   14,434,139.39/19,919,111.38 = 7,908,000.17/x
3. Step 3: Cross multiply
   14,434,139.39x = 19,919,111.38 × 7,908,000.17
4. Step 4: Simplify right side
   14,434,139.39x = 157,520,336,209,316.72
5. Step 5: Solve for x
   x = 157,520,336,209,316.72/14,434,139.39
6. Step 6: Final answer
   x = 10,913,039.70