Finding the Third Proportional to 323,435,443.50 and 528,085,068.75

Step by Step Solution

1. Step 1: Write the proportion equation
   323,435,443.50 : 528,085,068.75 = 528,085,068.75 : x
2. Step 2: Convert to fraction form
   323,435,443.50/528,085,068.75 = 528,085,068.75/x
3. Step 3: Cross multiply
   323,435,443.50x = 528,085,068.75 × 528,085,068.75
4. Step 4: Simplify right side
   323,435,443.50x = 278,873,839,836,692,224
5. Step 5: Solve for x
   x = 278,873,839,836,692,224/323,435,443.50
6. Step 6: Final answer
   x = 862,224,117.49