Finding the Fourth Proportional to 111,510.45, 153,886.71 and 63,112.38

Step by Step Solution

1. Step 1: Write the proportion equation
   111,510.45 : 153,886.71 = 63,112.38 : x
2. Step 2: Convert to fraction form
   111,510.45/153,886.71 = 63,112.38/x
3. Step 3: Cross multiply
   111,510.45x = 153,886.71 × 63,112.38
4. Step 4: Simplify right side
   111,510.45x = 9,712,156,518.47
5. Step 5: Solve for x
   x = 9,712,156,518.47/111,510.45
6. Step 6: Final answer
   x = 87,096.38