Finding the Fourth Proportional to 1,109,516.22, 1,531,117.42 and 619,493.29

Step by Step Solution

1. Step 1: Write the proportion equation
   1,109,516.22 : 1,531,117.42 = 619,493.29 : x
2. Step 2: Convert to fraction form
   1,109,516.22/1,531,117.42 = 619,493.29/x
3. Step 3: Cross multiply
   1,109,516.22x = 1,531,117.42 × 619,493.29
4. Step 4: Simplify right side
   1,109,516.22x = 948,516,962,515.59
5. Step 5: Solve for x
   x = 948,516,962,515.59/1,109,516.22
6. Step 6: Final answer
   x = 854,892.38