Finding the Fourth Proportional to 2,909,960.90, 4,357,488.42 and 2,428,992.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,909,960.90 : 4,357,488.42 = 2,428,992.81 : x
2. Step 2: Convert to fraction form
   2,909,960.90/4,357,488.42 = 2,428,992.81/x
3. Step 3: Cross multiply
   2,909,960.90x = 4,357,488.42 × 2,428,992.81
4. Step 4: Simplify right side
   2,909,960.90x = 10,584,308,041,838.26
5. Step 5: Solve for x
   x = 10,584,308,041,838.26/2,909,960.90
6. Step 6: Final answer
   x = 3,637,268.14