Finding the Fourth Proportional to 152,947.19, 229,444.10 and 78,026.46

Step by Step Solution

1. Step 1: Write the proportion equation
   152,947.19 : 229,444.10 = 78,026.46 : x
2. Step 2: Convert to fraction form
   152,947.19/229,444.10 = 78,026.46/x
3. Step 3: Cross multiply
   152,947.19x = 229,444.10 × 78,026.46
4. Step 4: Simplify right side
   152,947.19x = 17,902,710,500.75
5. Step 5: Solve for x
   x = 17,902,710,500.75/152,947.19
6. Step 6: Final answer
   x = 117,051.59