Finding the Fourth Proportional to 65,146,047.06, 89,936,447.94 and 50,228,790.60

Step by Step Solution

1. Step 1: Write the proportion equation
   65,146,047.06 : 89,936,447.94 = 50,228,790.60 : x
2. Step 2: Convert to fraction form
   65,146,047.06/89,936,447.94 = 50,228,790.60/x
3. Step 3: Cross multiply
   65,146,047.06x = 89,936,447.94 × 50,228,790.60
4. Step 4: Simplify right side
   65,146,047.06x = 4,517,399,010,886,061
5. Step 5: Solve for x
   x = 4,517,399,010,886,061/65,146,047.06
6. Step 6: Final answer
   x = 69,342,641.88