Finding the Third Proportional to 9,788,594 and 21,468,196

Step by Step Solution

1. Step 1: Write the proportion equation
   9,788,594 : 21,468,196 = 21,468,196 : x
2. Step 2: Convert to fraction form
   9,788,594/21,468,196 = 21,468,196/x
3. Step 3: Cross multiply
   9,788,594x = 21,468,196 × 21,468,196
4. Step 4: Simplify right side
   9,788,594x = 460,883,439,494,416
5. Step 5: Solve for x
   x = 460,883,439,494,416/9,788,594
6. Step 6: Final answer
   x = 47,083,722.08