Finding the Fourth Proportional to 33,038.16, 45,630.50 and 21,758.07

Step by Step Solution

1. Step 1: Write the proportion equation
   33,038.16 : 45,630.50 = 21,758.07 : x
2. Step 2: Convert to fraction form
   33,038.16/45,630.50 = 21,758.07/x
3. Step 3: Cross multiply
   33,038.16x = 45,630.50 × 21,758.07
4. Step 4: Simplify right side
   33,038.16x = 992,831,675.46
5. Step 5: Solve for x
   x = 992,831,675.46/33,038.16
6. Step 6: Final answer
   x = 30,051.06