Finding the Third Proportional to 86,962,410 and 189,549,844

Step by Step Solution

1. Step 1: Write the proportion equation
   86,962,410 : 189,549,844 = 189,549,844 : x
2. Step 2: Convert to fraction form
   86,962,410/189,549,844 = 189,549,844/x
3. Step 3: Cross multiply
   86,962,410x = 189,549,844 × 189,549,844
4. Step 4: Simplify right side
   86,962,410x = 35,929,143,360,424,336
5. Step 5: Solve for x
   x = 35,929,143,360,424,336/86,962,410
6. Step 6: Final answer
   x = 413,157,171.71