Finding the Fourth Proportional to 52,642.10, 78,976.12 and 37,090.10

Step by Step Solution

1. Step 1: Write the proportion equation
   52,642.10 : 78,976.12 = 37,090.10 : x
2. Step 2: Convert to fraction form
   52,642.10/78,976.12 = 37,090.10/x
3. Step 3: Cross multiply
   52,642.10x = 78,976.12 × 37,090.10
4. Step 4: Simplify right side
   52,642.10x = 2,929,232,188.41
5. Step 5: Solve for x
   x = 2,929,232,188.41/52,642.10
6. Step 6: Final answer
   x = 55,644.29