Finding the Fourth Proportional to 110,111.19, 151,964.10 and 61,721.34

Step by Step Solution

1. Step 1: Write the proportion equation
   110,111.19 : 151,964.10 = 61,721.34 : x
2. Step 2: Convert to fraction form
   110,111.19/151,964.10 = 61,721.34/x
3. Step 3: Cross multiply
   110,111.19x = 151,964.10 × 61,721.34
4. Step 4: Simplify right side
   110,111.19x = 9,379,427,883.89
5. Step 5: Solve for x
   x = 9,379,427,883.89/110,111.19
6. Step 6: Final answer
   x = 85,181.42