Finding the Fourth Proportional to 1,112,801.64, 1,535,748.72 and 622,820.16

Step by Step Solution

1. Step 1: Write the proportion equation
   1,112,801.64 : 1,535,748.72 = 622,820.16 : x
2. Step 2: Convert to fraction form
   1,112,801.64/1,535,748.72 = 622,820.16/x
3. Step 3: Cross multiply
   1,112,801.64x = 1,535,748.72 × 622,820.16
4. Step 4: Simplify right side
   1,112,801.64x = 956,495,263,510.20
5. Step 5: Solve for x
   x = 956,495,263,510.20/1,112,801.64
6. Step 6: Final answer
   x = 859,537.97