Finding the Fourth Proportional to 2,316.90, 3,476.72 and 930.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,316.90 : 3,476.72 = 930.01 : x
2. Step 2: Convert to fraction form
   2,316.90/3,476.72 = 930.01/x
3. Step 3: Cross multiply
   2,316.90x = 3,476.72 × 930.01
4. Step 4: Simplify right side
   2,316.90x = 3,233,384.37
5. Step 5: Solve for x
   x = 3,233,384.37/2,316.90
6. Step 6: Final answer
   x = 1,395.56