Finding the Fourth Proportional to 90,973.22, 136,486.16 and 37,655.34

Step by Step Solution

1. Step 1: Write the proportion equation
   90,973.22 : 136,486.16 = 37,655.34 : x
2. Step 2: Convert to fraction form
   90,973.22/136,486.16 = 37,655.34/x
3. Step 3: Cross multiply
   90,973.22x = 136,486.16 × 37,655.34
4. Step 4: Simplify right side
   90,973.22x = 5,139,432,760.09
5. Step 5: Solve for x
   x = 5,139,432,760.09/90,973.22
6. Step 6: Final answer
   x = 56,493.91