Finding the Fourth Proportional to 45,804.06, 63,174.06 and 30,691.89

Step by Step Solution

1. Step 1: Write the proportion equation
   45,804.06 : 63,174.06 = 30,691.89 : x
2. Step 2: Convert to fraction form
   45,804.06/63,174.06 = 30,691.89/x
3. Step 3: Cross multiply
   45,804.06x = 63,174.06 × 30,691.89
4. Step 4: Simplify right side
   45,804.06x = 1,938,931,300.37
5. Step 5: Solve for x
   x = 1,938,931,300.37/45,804.06
6. Step 6: Final answer
   x = 42,330.99