Finding the Third Proportional to 56,704,060.50 and 123,671,172

Step by Step Solution

1. Step 1: Write the proportion equation
   56,704,060.50 : 123,671,172 = 123,671,172 : x
2. Step 2: Convert to fraction form
   56,704,060.50/123,671,172 = 123,671,172/x
3. Step 3: Cross multiply
   56,704,060.50x = 123,671,172 × 123,671,172
4. Step 4: Simplify right side
   56,704,060.50x = 15,294,558,783,853,584
5. Step 5: Solve for x
   x = 15,294,558,783,853,584/56,704,060.50
6. Step 6: Final answer
   x = 269,725,988.74