Finding the Fourth Proportional to 139,032.34, 191,864.64 and 75,369.94

Step by Step Solution

1. Step 1: Write the proportion equation
   139,032.34 : 191,864.64 = 75,369.94 : x
2. Step 2: Convert to fraction form
   139,032.34/191,864.64 = 75,369.94/x
3. Step 3: Cross multiply
   139,032.34x = 191,864.64 × 75,369.94
4. Step 4: Simplify right side
   139,032.34x = 14,460,826,404.92
5. Step 5: Solve for x
   x = 14,460,826,404.92/139,032.34
6. Step 6: Final answer
   x = 104,010.52