Finding the Fourth Proportional to 1,665,196.32, 2,297,970.80 and 901,249.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,665,196.32 : 2,297,970.80 = 901,249.86 : x
2. Step 2: Convert to fraction form
   1,665,196.32/2,297,970.80 = 901,249.86/x
3. Step 3: Cross multiply
   1,665,196.32x = 2,297,970.80 × 901,249.86
4. Step 4: Simplify right side
   1,665,196.32x = 2,071,045,861,784.09
5. Step 5: Solve for x
   x = 2,071,045,861,784.09/1,665,196.32
6. Step 6: Final answer
   x = 1,243,724.74