Finding the Third Proportional to 2,685,706,054.88 and 5,779,558,787.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,685,706,054.88 : 5,779,558,787.63 = 5,779,558,787.63 : x
2. Step 2: Convert to fraction form
   2,685,706,054.88/5,779,558,787.63 = 5,779,558,787.63/x
3. Step 3: Cross multiply
   2,685,706,054.88x = 5,779,558,787.63 × 5,779,558,787.63
4. Step 4: Simplify right side
   2,685,706,054.88x = 33,403,299,779,613,360,128
5. Step 5: Solve for x
   x = 33,403,299,779,613,360,128/2,685,706,054.88
6. Step 6: Final answer
   x = 12,437,436,970.80