Finding the Fourth Proportional to 102,119,781.55, 152,383,184.45 and 91,114,327.34

Step by Step Solution

1. Step 1: Write the proportion equation
   102,119,781.55 : 152,383,184.45 = 91,114,327.34 : x
2. Step 2: Convert to fraction form
   102,119,781.55/152,383,184.45 = 91,114,327.34/x
3. Step 3: Cross multiply
   102,119,781.55x = 152,383,184.45 × 91,114,327.34
4. Step 4: Simplify right side
   102,119,781.55x = 13,884,291,349,088,898
5. Step 5: Solve for x
   x = 13,884,291,349,088,898/102,119,781.55
6. Step 6: Final answer
   x = 135,960,840.68