Finding the Fourth Proportional to 14,434,406.09, 19,919,314.42 and 7,818,868.29

Step by Step Solution

1. Step 1: Write the proportion equation
   14,434,406.09 : 19,919,314.42 = 7,818,868.29 : x
2. Step 2: Convert to fraction form
   14,434,406.09/19,919,314.42 = 7,818,868.29/x
3. Step 3: Cross multiply
   14,434,406.09x = 19,919,314.42 × 7,818,868.29
4. Step 4: Simplify right side
   14,434,406.09x = 155,746,495,877,077.75
5. Step 5: Solve for x
   x = 155,746,495,877,077.75/14,434,406.09
6. Step 6: Final answer
   x = 10,789,948.33