Finding the Third Proportional to 1,558,123,518 and 2,329,408,228.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,558,123,518 : 2,329,408,228.50 = 2,329,408,228.50 : x
2. Step 2: Convert to fraction form
   1,558,123,518/2,329,408,228.50 = 2,329,408,228.50/x
3. Step 3: Cross multiply
   1,558,123,518x = 2,329,408,228.50 × 2,329,408,228.50
4. Step 4: Simplify right side
   1,558,123,518x = 5,426,142,695,003,507,712
5. Step 5: Solve for x
   x = 5,426,142,695,003,507,712/1,558,123,518
6. Step 6: Final answer
   x = 3,482,485,587.52