Finding the Fourth Proportional to 1,505.47, 2,077.63 and 876.01

Step by Step Solution

1. Step 1: Write the proportion equation
   1,505.47 : 2,077.63 = 876.01 : x
2. Step 2: Convert to fraction form
   1,505.47/2,077.63 = 876.01/x
3. Step 3: Cross multiply
   1,505.47x = 2,077.63 × 876.01
4. Step 4: Simplify right side
   1,505.47x = 1,820,009.89
5. Step 5: Solve for x
   x = 1,820,009.89/1,505.47
6. Step 6: Final answer
   x = 1,208.94