Finding the Fourth Proportional to 1,310,501.10, 1,809,049.50 and 881,030.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,310,501.10 : 1,809,049.50 = 881,030.34 : x
2. Step 2: Convert to fraction form
   1,310,501.10/1,809,049.50 = 881,030.34/x
3. Step 3: Cross multiply
   1,310,501.10x = 1,809,049.50 × 881,030.34
4. Step 4: Simplify right side
   1,310,501.10x = 1,593,827,496,061.83
5. Step 5: Solve for x
   x = 1,593,827,496,061.83/1,310,501.10
6. Step 6: Final answer
   x = 1,216,196.99