Finding the Fourth Proportional to 1,663,106.01, 2,294,948.82 and 938,131.90

Step by Step Solution

1. Step 1: Write the proportion equation
   1,663,106.01 : 2,294,948.82 = 938,131.90 : x
2. Step 2: Convert to fraction form
   1,663,106.01/2,294,948.82 = 938,131.90/x
3. Step 3: Cross multiply
   1,663,106.01x = 2,294,948.82 × 938,131.90
4. Step 4: Simplify right side
   1,663,106.01x = 2,152,964,696,909.36
5. Step 5: Solve for x
   x = 2,152,964,696,909.36/1,663,106.01
6. Step 6: Final answer
   x = 1,294,544.48