Finding the Fourth Proportional to 139,004.10, 191,819.34 and 77,753.52

Step by Step Solution

1. Step 1: Write the proportion equation
   139,004.10 : 191,819.34 = 77,753.52 : x
2. Step 2: Convert to fraction form
   139,004.10/191,819.34 = 77,753.52/x
3. Step 3: Cross multiply
   139,004.10x = 191,819.34 × 77,753.52
4. Step 4: Simplify right side
   139,004.10x = 14,914,628,889.08
5. Step 5: Solve for x
   x = 14,914,628,889.08/139,004.10
6. Step 6: Final answer
   x = 107,296.32