Finding the Fourth Proportional to 1,526.25, 2,106.63 and 1,002.99

Step by Step Solution

1. Step 1: Write the proportion equation
   1,526.25 : 2,106.63 = 1,002.99 : x
2. Step 2: Convert to fraction form
   1,526.25/2,106.63 = 1,002.99/x
3. Step 3: Cross multiply
   1,526.25x = 2,106.63 × 1,002.99
4. Step 4: Simplify right side
   1,526.25x = 2,112,928.82
5. Step 5: Solve for x
   x = 2,112,928.82/1,526.25
6. Step 6: Final answer
   x = 1,384.39