Finding the Fourth Proportional to 2,402,836.72, 3,315,779.76 and 1,315,106.08

Step by Step Solution

1. Step 1: Write the proportion equation
   2,402,836.72 : 3,315,779.76 = 1,315,106.08 : x
2. Step 2: Convert to fraction form
   2,402,836.72/3,315,779.76 = 1,315,106.08/x
3. Step 3: Cross multiply
   2,402,836.72x = 3,315,779.76 × 1,315,106.08
4. Step 4: Simplify right side
   2,402,836.72x = 4,360,602,122,316.94
5. Step 5: Solve for x
   x = 4,360,602,122,316.94/2,402,836.72
6. Step 6: Final answer
   x = 1,814,772.55