Finding the Fourth Proportional to 2,208,300.21, 3,312,451.50 and 692,101.26

Step by Step Solution

1. Step 1: Write the proportion equation
   2,208,300.21 : 3,312,451.50 = 692,101.26 : x
2. Step 2: Convert to fraction form
   2,208,300.21/3,312,451.50 = 692,101.26/x
3. Step 3: Cross multiply
   2,208,300.21x = 3,312,451.50 × 692,101.26
4. Step 4: Simplify right side
   2,208,300.21x = 2,292,551,856,838.89
5. Step 5: Solve for x
   x = 2,292,551,856,838.89/2,208,300.21
6. Step 6: Final answer
   x = 1,038,152.26