Finding the Fourth Proportional to 1,570,034.72, 2,166,641.79 and 881,610.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,570,034.72 : 2,166,641.79 = 881,610.86 : x
2. Step 2: Convert to fraction form
   1,570,034.72/2,166,641.79 = 881,610.86/x
3. Step 3: Cross multiply
   1,570,034.72x = 2,166,641.79 × 881,610.86
4. Step 4: Simplify right side
   1,570,034.72x = 1,910,134,931,793.84
5. Step 5: Solve for x
   x = 1,910,134,931,793.84/1,570,034.72
6. Step 6: Final answer
   x = 1,216,619.55