Finding the Fourth Proportional to 139,059.69, 191,900.64 and 75,397.33

Step by Step Solution

1. Step 1: Write the proportion equation
   139,059.69 : 191,900.64 = 75,397.33 : x
2. Step 2: Convert to fraction form
   139,059.69/191,900.64 = 75,397.33/x
3. Step 3: Cross multiply
   139,059.69x = 191,900.64 × 75,397.33
4. Step 4: Simplify right side
   139,059.69x = 14,468,795,881.29
5. Step 5: Solve for x
   x = 14,468,795,881.29/139,059.69
6. Step 6: Final answer
   x = 104,047.38