Finding the Fourth Proportional to 1,136,200.64, 1,567,989.72 and 626,935.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,136,200.64 : 1,567,989.72 = 626,935.82 : x
2. Step 2: Convert to fraction form
   1,136,200.64/1,567,989.72 = 626,935.82/x
3. Step 3: Cross multiply
   1,136,200.64x = 1,567,989.72 × 626,935.82
4. Step 4: Simplify right side
   1,136,200.64x = 983,028,913,019.82
5. Step 5: Solve for x
   x = 983,028,913,019.82/1,136,200.64
6. Step 6: Final answer
   x = 865,189.55