Finding the Fourth Proportional to 62,599,688.10, 87,460,404.30 and 62,599,688.10

Step by Step Solution

1. Step 1: Write the proportion equation
   62,599,688.10 : 87,460,404.30 = 62,599,688.10 : x
2. Step 2: Convert to fraction form
   62,599,688.10/87,460,404.30 = 62,599,688.10/x
3. Step 3: Cross multiply
   62,599,688.10x = 87,460,404.30 × 62,599,688.10
4. Step 4: Simplify right side
   62,599,688.10x = 5,474,994,030,279,899
5. Step 5: Solve for x
   x = 5,474,994,030,279,899/62,599,688.10
6. Step 6: Final answer
   x = 87,460,404.30