Finding the Third Proportional to 19,580,827 and 42,415,964

Step by Step Solution

1. Step 1: Write the proportion equation
   19,580,827 : 42,415,964 = 42,415,964 : x
2. Step 2: Convert to fraction form
   19,580,827/42,415,964 = 42,415,964/x
3. Step 3: Cross multiply
   19,580,827x = 42,415,964 × 42,415,964
4. Step 4: Simplify right side
   19,580,827x = 1,799,114,002,049,296
5. Step 5: Solve for x
   x = 1,799,114,002,049,296/19,580,827
6. Step 6: Final answer
   x = 91,881,410.43