Finding the Fourth Proportional to 606,947.60, 848,152 and 606,947.60

Step by Step Solution

1. Step 1: Write the proportion equation
   606,947.60 : 848,152 = 606,947.60 : x
2. Step 2: Convert to fraction form
   606,947.60/848,152 = 606,947.60/x
3. Step 3: Cross multiply
   606,947.60x = 848,152 × 606,947.60
4. Step 4: Simplify right side
   606,947.60x = 514,783,820,835.20
5. Step 5: Solve for x
   x = 514,783,820,835.20/606,947.60
6. Step 6: Final answer
   x = 848,152