Finding the Fourth Proportional to 1,501.53, 2,071.35 and 977.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,501.53 : 2,071.35 = 977.46 : x
2. Step 2: Convert to fraction form
   1,501.53/2,071.35 = 977.46/x
3. Step 3: Cross multiply
   1,501.53x = 2,071.35 × 977.46
4. Step 4: Simplify right side
   1,501.53x = 2,024,661.77
5. Step 5: Solve for x
   x = 2,024,661.77/1,501.53
6. Step 6: Final answer
   x = 1,348.40