Finding the Third Proportional to 146,607,870 and 215,424,054

Step by Step Solution

1. Step 1: Write the proportion equation
   146,607,870 : 215,424,054 = 215,424,054 : x
2. Step 2: Convert to fraction form
   146,607,870/215,424,054 = 215,424,054/x
3. Step 3: Cross multiply
   146,607,870x = 215,424,054 × 215,424,054
4. Step 4: Simplify right side
   146,607,870x = 46,407,523,041,794,912
5. Step 5: Solve for x
   x = 46,407,523,041,794,912/146,607,870
6. Step 6: Final answer
   x = 316,541,827.13