Finding the Fourth Proportional to 107,335.98, 161,060.67 and 77,996.34

Step by Step Solution

1. Step 1: Write the proportion equation
   107,335.98 : 161,060.67 = 77,996.34 : x
2. Step 2: Convert to fraction form
   107,335.98/161,060.67 = 77,996.34/x
3. Step 3: Cross multiply
   107,335.98x = 161,060.67 × 77,996.34
4. Step 4: Simplify right side
   107,335.98x = 12,562,142,777.95
5. Step 5: Solve for x
   x = 12,562,142,777.95/107,335.98
6. Step 6: Final answer
   x = 117,035.71