Finding the Fourth Proportional to 1,666,164.27, 2,299,317.72 and 902,217.81

Step by Step Solution

1. Step 1: Write the proportion equation
   1,666,164.27 : 2,299,317.72 = 902,217.81 : x
2. Step 2: Convert to fraction form
   1,666,164.27/2,299,317.72 = 902,217.81/x
3. Step 3: Cross multiply
   1,666,164.27x = 2,299,317.72 × 902,217.81
4. Step 4: Simplify right side
   1,666,164.27x = 2,074,485,397,832.59
5. Step 5: Solve for x
   x = 2,074,485,397,832.59/1,666,164.27
6. Step 6: Final answer
   x = 1,245,066.55