Finding the Fourth Proportional to 136,871.76, 205,308.72 and 37,032.78

Step by Step Solution

1. Step 1: Write the proportion equation
   136,871.76 : 205,308.72 = 37,032.78 : x
2. Step 2: Convert to fraction form
   136,871.76/205,308.72 = 37,032.78/x
3. Step 3: Cross multiply
   136,871.76x = 205,308.72 × 37,032.78
4. Step 4: Simplify right side
   136,871.76x = 7,603,152,659.84
5. Step 5: Solve for x
   x = 7,603,152,659.84/136,871.76
6. Step 6: Final answer
   x = 55,549.46