Finding the Fourth Proportional to 78,660, 118,009.98 and 23,256

Step by Step Solution

1. Step 1: Write the proportion equation
   78,660 : 118,009.98 = 23,256 : x
2. Step 2: Convert to fraction form
   78,660/118,009.98 = 23,256/x
3. Step 3: Cross multiply
   78,660x = 118,009.98 × 23,256
4. Step 4: Simplify right side
   78,660x = 2,744,440,094.88
5. Step 5: Solve for x
   x = 2,744,440,094.88/78,660
6. Step 6: Final answer
   x = 34,889.91