Finding the Fourth Proportional to 139,003, 191,823.06 and 75,339.16

Step by Step Solution

1. Step 1: Write the proportion equation
   139,003 : 191,823.06 = 75,339.16 : x
2. Step 2: Convert to fraction form
   139,003/191,823.06 = 75,339.16/x
3. Step 3: Cross multiply
   139,003x = 191,823.06 × 75,339.16
4. Step 4: Simplify right side
   139,003x = 14,451,788,209.03
5. Step 5: Solve for x
   x = 14,451,788,209.03/139,003
6. Step 6: Final answer
   x = 103,967.46