Finding the Third Proportional to 116,699,888 and 253,949,152

Step by Step Solution

1. Step 1: Write the proportion equation
   116,699,888 : 253,949,152 = 253,949,152 : x
2. Step 2: Convert to fraction form
   116,699,888/253,949,152 = 253,949,152/x
3. Step 3: Cross multiply
   116,699,888x = 253,949,152 × 253,949,152
4. Step 4: Simplify right side
   116,699,888x = 64,490,171,801,519,104
5. Step 5: Solve for x
   x = 64,490,171,801,519,104/116,699,888
6. Step 6: Final answer
   x = 552,615,541.51