Finding the Fourth Proportional to 2,507,173, 3,762,253.86 and 909,860.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,507,173 : 3,762,253.86 = 909,860.92 : x
2. Step 2: Convert to fraction form
   2,507,173/3,762,253.86 = 909,860.92/x
3. Step 3: Cross multiply
   2,507,173x = 3,762,253.86 × 909,860.92
4. Step 4: Simplify right side
   2,507,173x = 3,423,127,758,333.15
5. Step 5: Solve for x
   x = 3,423,127,758,333.15/2,507,173
6. Step 6: Final answer
   x = 1,365,333.69