Finding the Fourth Proportional to 113,804.76, 157,066.38 and 63,507

Step by Step Solution

1. Step 1: Write the proportion equation
   113,804.76 : 157,066.38 = 63,507 : x
2. Step 2: Convert to fraction form
   113,804.76/157,066.38 = 63,507/x
3. Step 3: Cross multiply
   113,804.76x = 157,066.38 × 63,507
4. Step 4: Simplify right side
   113,804.76x = 9,974,814,594.66
5. Step 5: Solve for x
   x = 9,974,814,594.66/113,804.76
6. Step 6: Final answer
   x = 87,648.48