Finding the Fourth Proportional to 2,087,642.60, 2,881,017.71 and 1,991,983.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,087,642.60 : 2,881,017.71 = 1,991,983.22 : x
2. Step 2: Convert to fraction form
   2,087,642.60/2,881,017.71 = 1,991,983.22/x
3. Step 3: Cross multiply
   2,087,642.60x = 2,881,017.71 × 1,991,983.22
4. Step 4: Simplify right side
   2,087,642.60x = 5,738,938,934,842.83
5. Step 5: Solve for x
   x = 5,738,938,934,842.83/2,087,642.60
6. Step 6: Final answer
   x = 2,749,004.52