Finding the Third Proportional to 118,870,233 and 258,843,444

Step by Step Solution

1. Step 1: Write the proportion equation
   118,870,233 : 258,843,444 = 258,843,444 : x
2. Step 2: Convert to fraction form
   118,870,233/258,843,444 = 258,843,444/x
3. Step 3: Cross multiply
   118,870,233x = 258,843,444 × 258,843,444
4. Step 4: Simplify right side
   118,870,233x = 66,999,928,501,781,136
5. Step 5: Solve for x
   x = 66,999,928,501,781,136/118,870,233
6. Step 6: Final answer
   x = 563,639,246.02