Finding the Fourth Proportional to 1,772,131.38, 2,658,068.56 and 692,440.92

Step by Step Solution

1. Step 1: Write the proportion equation
   1,772,131.38 : 2,658,068.56 = 692,440.92 : x
2. Step 2: Convert to fraction form
   1,772,131.38/2,658,068.56 = 692,440.92/x
3. Step 3: Cross multiply
   1,772,131.38x = 2,658,068.56 × 692,440.92
4. Step 4: Simplify right side
   1,772,131.38x = 1,840,555,439,109.48
5. Step 5: Solve for x
   x = 1,840,555,439,109.48/1,772,131.38
6. Step 6: Final answer
   x = 1,038,611.17